Chulksmack is the newest movie from Mack Dawg Productions. See the BESTsnowboarders riding the BEST terrain, filmed by the BEST cinematographers. Chulksmack, a 17mm snowboard film is one millimeter better than the rest. Athletes include: JP Walker, Jeremy Jones, Seth Huot, Micah McGinnity, Lukas Huffman, Wille Yli-Luoma, Jussi Oksanen, Heikki Sorsa and JP Solberg.